Home / 25,968.66-38,987.56-17,563.40

Finding the Fourth Proportional to 25,968.66, 38,987.56 and 17,563.40

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Solution

The fourth proportional to 25,968.66, 38,987.56 and 17,563.40 is: 26,368.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,968.66 : 38,987.56 = 17,563.40 : x
  2. Step 2: Convert to fraction form
    25,968.66/38,987.56 = 17,563.40/x
  3. Step 3: Cross multiply
    25,968.66x = 38,987.56 × 17,563.40
  4. Step 4: Simplify right side
    25,968.66x = 684,754,111.30
  5. Step 5: Solve for x
    x = 684,754,111.30/25,968.66
  6. Step 6: Final answer
    x = 26,368.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.